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Finding the Fourth Proportional to 303,924.75, 455,743.98 and 177,601.50

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Solution

The fourth proportional to 303,924.75, 455,743.98 and 177,601.50 is: 266,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,924.75 : 455,743.98 = 177,601.50 : x
  2. Step 2: Convert to fraction form
    303,924.75/455,743.98 = 177,601.50/x
  3. Step 3: Cross multiply
    303,924.75x = 455,743.98 × 177,601.50
  4. Step 4: Simplify right side
    303,924.75x = 80,940,814,463.97
  5. Step 5: Solve for x
    x = 80,940,814,463.97/303,924.75
  6. Step 6: Final answer
    x = 266,318.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.